--- /dev/null
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+# Inspired by http://code.stapelberg.de/git/i3status/tree/contrib/wrapper.py
+
+import sys
+import json
+import subprocess 
+
+def print_nonbuffered(message):
+    sys.stdout.write(message)
+    sys.stdout.flush()
+
+if __name__ == '__main__':
+    print_nonbuffered(sys.stdin.readline())
+    print_nonbuffered(sys.stdin.readline())
+    while True:
+        line, prefix = sys.stdin.readline(), ''
+        if line.startswith(','):
+            line, prefix = line[1:], ','
+        j = json.loads(line)
+        if '1' == subprocess.getoutput('xset q | grep LED')[65]:
+            j.insert(len(j), {'full_text' : 'CAPS',
+                              'separator_block_width': 40,
+                              'color': '#FF0000'})
+        print_nonbuffered(prefix+json.dumps(j))